- Greek language--Alphabet1
- Greek language--Grammar1
- Greek letters1
- Greek literature1
- Gregory I, Pope, approximately 540-6041
- Guasconi, Pierantonio1
- Guelfs and Ghibellines1
- Guido, d'Arezzo1
- Hadrian, Emperor of Rome, 76-1381
- Haggadot1
- Halakhot (Alfasi, Isaac ben Jacob)1
- Harmonics (Ptolemy)1
- Hebrew literature1
- Hell1
- Hell in literature1
- Henry VIII, King of England, 1491-15471
- Heroides (Ovid)1
- Hieron I, Tyrant of Syracuse, -467 B.C. or 466 B.C.1
- High Holidays--Liturgy1
- Hilkhot nidah (Karo, Joseph ben Ephraim)1